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2025-12-10 - 14:38
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Wed Dec 10, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9950640,0irq/24-0000:00:0-21swapper/307:05:413
117950630,0irq/26-eth1-rx-0-21swapper/107:07:351
9950570,0irq/24-0000:00:0-21swapper/007:05:280
118050560,0irq/27-eth1-tx-0-21swapper/207:07:082
29861991812,0cyclictest0-21swapper/310:55:183
29859991514,0cyclictest18731-21bash11:42:401
29859991512,0cyclictest0-21swapper/109:10:021
29858991514,0cyclictest0-21swapper/010:53:500
29861991413,0cyclictest0-21swapper/310:04:113
29861991412,0cyclictest0-21swapper/312:07:053
29860991414,0cyclictest0-21swapper/212:06:192
29860991412,0cyclictest0-21swapper/209:24:372
29860991411,0cyclictest16920-21bash10:08:112
29859991413,0cyclictest8102-21sshd11:52:391
29858991413,0cyclictest0-21swapper/009:37:590
29858991410,0cyclictest0-21swapper/011:38:130
191140,0ktimersoftd/10-21swapper/112:37:501
110050140,0irq/25-eth00-21swapper/111:57:461
29861991312,0cyclictest22150-21id11:24:423
29861991312,0cyclictest16828-21sshd11:42:273
29861991312,0cyclictest0-21swapper/311:45:363
29861991312,0cyclictest0-21swapper/310:18:493
29861991312,0cyclictest0-21swapper/309:57:483
2986199130,0cyclictest0-21swapper/312:32:103
2986199130,0cyclictest0-21swapper/312:00:223
2986199130,0cyclictest0-21swapper/311:52:273
2986199130,0cyclictest0-21swapper/310:42:383
2986199130,0cyclictest0-21swapper/310:37:103
29860991312,0cyclictest9950-21bash12:00:172
29860991312,0cyclictest1173-21sshd12:18:242
29860991312,0cyclictest0-21swapper/212:25:012
2986099130,0cyclictest0-21swapper/211:10:132
2986099130,0cyclictest0-21swapper/210:21:402
2986099130,0cyclictest0-21swapper/210:16:472
29859991312,0cyclictest21761-21diskmemload12:03:001
29859991312,0cyclictest18-21rcuc/112:09:021
29859991312,0cyclictest0-21swapper/110:41:411
29859991312,0cyclictest0-21swapper/109:15:001
29859991311,0cyclictest0-21swapper/112:14:291
2985999130,0cyclictest0-21swapper/111:01:321
29858991312,0cyclictest23278-21sshd11:13:350
29858991312,0cyclictest0-21swapper/011:31:490
29858991311,0cyclictest0-21swapper/010:25:230
29858991311,0cyclictest0-21swapper/010:25:230
2985899130,0cyclictest0-21swapper/012:09:270
2985899130,0cyclictest0-21swapper/011:45:040
2985899130,0cyclictest0-21swapper/010:41:100
41120,0ktimersoftd/029266-21sshd11:55:110
29861991212,0cyclictest0-21swapper/310:07:403
29861991211,0cyclictest31279-21bash12:39:443
29861991211,0cyclictest21761-21diskmemload11:01:203
29861991211,0cyclictest20783-21sshd09:33:453
29861991211,0cyclictest13633-21sshd09:51:593
29861991211,0cyclictest0-21swapper/311:30:223
29861991211,0cyclictest0-21swapper/311:16:263
29861991211,0cyclictest0-21swapper/309:25:013
2986199120,0cyclictest2359-21users07:15:243
2986199120,0cyclictest0-21swapper/311:56:443
2986199120,0cyclictest0-21swapper/310:32:183
29860991212,0cyclictest0-21swapper/210:03:322
29860991211,0cyclictest0-21swapper/211:19:372
29860991211,0cyclictest0-21swapper/211:06:302
29860991211,0cyclictest0-21swapper/209:25:122
29860991210,0cyclictest8549-21sshd11:34:092
2986099120,0cyclictest13782-21sshd10:31:252
2986099120,0cyclictest0-21swapper/212:12:572
2986099120,0cyclictest0-21swapper/211:40:322
2986099120,0cyclictest0-21swapper/211:28:272
29859991212,0cyclictest110050irq/25-eth011:49:311
29859991211,0cyclictest0-21swapper/110:31:201
29859991211,0cyclictest0-21swapper/110:22:451
29859991210,0cyclictest4918-21sshd10:18:271
2985999120,0cyclictest0-21swapper/111:36:591
2985999120,0cyclictest0-21swapper/111:07:141
29858991212,0cyclictest0-21swapper/011:22:590
29858991211,0cyclictest16549-21sshd12:12:370
29858991211,0cyclictest10937-21bash11:04:100
29858991210,0cyclictest0-21swapper/012:15:300
29858991210,0cyclictest0-21swapper/009:25:120
2985899120,0cyclictest0-21swapper/012:22:420
2985899120,0cyclictest0-21swapper/010:15:370
110050120,0irq/25-eth017891-21sshd10:00:121
110050120,0irq/25-eth016893-21sshd11:16:321
110050120,0irq/25-eth00-21swapper/309:20:023
41110,0ktimersoftd/012729-21timerandwakeup12:30:220
41110,0ktimersoftd/00-21swapper/010:12:310
41110,0ktimersoftd/00-21swapper/010:00:120
351110,0ktimersoftd/30-21swapper/310:25:183
351110,0ktimersoftd/30-21swapper/310:25:173
29861991111,0cyclictest0-21swapper/312:18:003
29861991110,0cyclictest6997-21sshd10:10:483
29861991110,0cyclictest28165-21id12:21:213
29861991110,0cyclictest24240-21sshd09:18:313
29861991110,0cyclictest21293-21sshd11:39:193
29861991110,0cyclictest17338-21bash11:09:123
29861991110,0cyclictest0-21swapper/310:54:433
2986199110,0cyclictest18782-21sshd11:27:493
2986199110,0cyclictest0-21swapper/309:01:333
29860991111,0cyclictest16056-21strings08:55:352
29860991110,0cyclictest23007-21sshd11:50:312
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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